condition	mean	min	max
4 h after light	864.9	864.9	864.9
8 h after light	1017.9	758.5	1277.3
12 h after light	855.15	634.0	1076.3
4 h after dark	745.7	501.0	990.4
8 h after dark	549.1	429.1	669.1
12 h after dark	650.15	570.5	729.8